The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1980)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1982)

The University of Washington Arboretum bulletin - Arboretum Foundation (Seattle, Wash.) (University of Washington Arboretum Foundation, 1983)

University studies of the University of Nebraska - University of Nebraska (Lincoln campus) (1916)

Unsere Freiland-Nadelhölzer; Anzucht, Pflege und Verwendung aller bekannten in Mitteleuropa im Freien kulturfähigen Nadelholzer - Silva Tarouca, Ernst, Graf, 1860 -1936 (F. Tempsky, 1913)

Untersuchungen Fossiler hölzer aus dem Westen der Vereinigten Staaten von Nordamerika - Platen, Paul Louis, 1876 - (Quelle & Meyer, 1908)

Update to the report on the conservation status of Arabis fecunda, a candidate threatened species - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1990)

Update to the report on the conservation status of Grindelia howellii, a candidated threatened species - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1991)

Update to the status review of Claytonia lanceolata var. flava U.S.D.A. Forest Service, Region 1, Gallatin National Forest, Montana - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1992)

Update to the status review of Howellia aquatilis : field surveys, monitoring studies, and transplant experiments, 1992 - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1992)

Update to the status review of Howellia aquatilis : field surveys, monitoring studies, and transplant experiments, 1989 - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1990)

Update to the status review of Howellia aquatilis : field surveys, monitoring studies, and transplant experiments, 1990 - Montana Natural Heritage Program. (Montana Natural Heritage Program, 1991)

Upper Bob Creek Ecological Reserve management plan - Alberta Land; Forest Services. (Alberta Environmental Protection, Land and Forest Service, 1997)

Upper Columbia River Basin : draft environmental impact statement - United States. Bureau of Land Management. ([U.S. Department of Agriculture, Forest Service, Intermountain Region], 1997)

Upper Swiftwater : draft environmental impact statement - United States. Forest Service. (U.S. Dept. of Agriculture, Forest Service, Nez Perce National Forest, 1993)

User's guide to CHEAPO II : economic analysis of stand prognosis model outputs - Intermountain Research Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, 1986)

User's guide to the stand prognosis model - Intermountain Forest; Range Experiment Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station, 1982)

User's manual for western root diseases model - Intermountain Research Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, 1990)

Uses of commercial woods of the United States: II. Pines - Maxwell, Hu, 1860 -1927 (Govt. Print. Off, 1911)

Utah insects - Stains, G S (Utah Agricultural Experiment Station, 1939)

Utah's forest products industry : a descriptive analysis, 1992 - Van Hooser, Dwane D. (Intermountain Research Station, 1995)

Utah's forest resources, 1978 - Van Hooser, Dwane D. (U.S. Dept. of Agriculture, Forest Service, Intermountain Forest and Range Experiment Station, 1983)

Utilization and management of lodgepole pine in the Rocky Mountains - Mason, David Townsend, 1883 -1973 (U.S. Dept. of Agriculture, 1915)

The valuation of American timberlands - Woodward, Karl Wilson, 1881 - (Wiley, 1921)

The valuation of American timberlands - Woodward, Karl Wilson, 1881 - (J. Wiley, 1921)

Variation in floral fragrances and pollinators in the Gongora quinquenervis complex (Orchidaceae) in central Panama - Whitten, William Mark, 1954 -2019 (1985)

The vascular flora and natural vegetation of abandoned coal mined land, Rocky Mountain Foothills, Alberta - Russell, William B. (William Bacon), 1948 - (University of Alberta, 1980)

Vascular plant and sensitive plant species inventory for the highland mountains, Deerlodge National Forest - Lesica, Peter. (Montana Natural Heritage Program, 1992)

Vascular plants of continental Northwest Territories, Canada - Porsild, A. E. 1901 - (National Museum of Natural Sciences, National Museums of Canada, 1980)

Vascular plants of west-central Montana : identification guide book - Intermountain Research Station (Ogden, Utah) (U.S. Dept. of Agriculture, Forest Service, Intermountain Research Station, 1991)

Vegetation and flora of the Line Creek Plateau area, Carbon County, Montana - Lesica, Peter. (Montana Natural Heritage Program, 1993)

Die Vegetation der Erde :Sammlung pflanzengeographischer Monographien - Engler, Adolf, 1844 -1930 (W. Engelmann, 1896)

Vegetation, flora and special features of the candidate Goose Mountain Ecological Reserve - Alberta. Public Lands Division. (Alberta Energy and Natural Resources, Public Lands Division, 1984)

Vegetation of Oregon and Washington - Dyrness, C. T. (Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, 1969)

The vegetation of the Rocky Mountain region, and a comparison with that of other parts of the world - Hooker, Joseph Dalton, 1817 -1911 (1881)

Vegetation of the Vine Creek drainage basin, Jasper National Park - University of Alberta. (University of Alberta, 1975)

Vegetation response after wildfires in national forests of northeastern Oregon - United States. Forest Service. Pacific Northwest Region. (U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Region, 1998)

Vegetation treatment on BLM lands in thirteen western states : draft environmental impact statement - United States. Bureau of Land Management. (The Bureau, 1990)

Vegetation types and environmental factors associated with Foothills Gas Pipeline Route, Yukon Territory - Stanek, Walter. (Canadian Forestry Service, Pacific Forest Research Centre, 1980)

Veitch's manual of the coniferae : containing a general review of the order, a synopsis of the species cultivated in Great Britain, their botanical history, economic properties, place and use in arboriculture, etc - James Veitch & Sons. (J. Veitch, 1900)

Veitch's manual of the coniferae : containing a general review of the order, a synopsis of the species cultivated in Great Britain, their botanical history, economic properties, place and use in arboriculture, etc - James Veitch & Sons. (James Veitch & Sons, 1900)

Die Vereinigten Staaten von Nord-Amerika - Ratzel, Friedrich, 1844 -1904 (R. Oldenbourg, 1878)

Verhandlungen - Naturhistorischer Verein der Preussischen Rheinlande und Westfalens. (1844)

Verhandlungen des Botanischen Vereins für die Provinz Brandenburg - Botanischer Verein der Provinz Brandenburg. (Kommissions-Verlag von R. Gaertner, 1877)

Verhandlungen des Naturwissenschaftlichen Vereins in Hamburg - Naturwissenschaftlicher Verein in Hamburg. (L. Friederichsen, 1909)

Vernacular list of trees, shrubs, and woody climbers in the Madras Presidency - Lushington, Alfred Wyndham. (Printed by the Superintendant, Government Press, 1915)